document.write( "Question 725564: The present age of a girl is two fifth the age of her father.Express the above statement as a linear equation in two varible. Also answer the following questions:-
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document.write( "a. The age of the girl when father is 40 years.
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document.write( "B. The age of father when the girl is 22 years. \n" );
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Algebra.Com's Answer #444200 by god2012(113) You can put this solution on YOUR website! Let 'g' be the present age of the girl and 'f' be the age of the father.\r \n" ); document.write( "\n" ); document.write( "Therefore, g = (2/5)f or \n" ); document.write( "5g - 2f = 0 is the required equation\r \n" ); document.write( "\n" ); document.write( "a. When f = 40\r \n" ); document.write( "\n" ); document.write( "g = (2/5)*40 = 16 years\r \n" ); document.write( "\n" ); document.write( "b.When g = 22\r \n" ); document.write( "\n" ); document.write( "f = (5/2)*22 = 55 years\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |